Finding the Fourth Proportional to 2,240.16, 3,360.72 and 940.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,240.16 : 3,360.72 = 940.88 : x
2. Step 2: Convert to fraction form
   2,240.16/3,360.72 = 940.88/x
3. Step 3: Cross multiply
   2,240.16x = 3,360.72 × 940.88
4. Step 4: Simplify right side
   2,240.16x = 3,162,034.23
5. Step 5: Solve for x
   x = 3,162,034.23/2,240.16
6. Step 6: Final answer
   x = 1,411.52